Insert your milestone titles or descriptions in the first row, where you can see the month name auto-populated by Keynote. In the Chart Data table that pops up, enter your timeline data as follows: Select the chart area and click on Edit Chart Data. Keynote will automatically generate a bubble chart that looks like the one below. Go to Insert → Chart in Keynote's toolbar and select the 2D Bubble chart from the menu that appears. To do this, you need to unselect the first two boxes under the Appearance section of the Format pane on the right. To have more room for your graphic, turn the standard Title & Subtitle slide generated by Keynote into a blank one. In our example, we went for a simple, white presentation set on Wide to enhance its display. Open Keynote and double-click to select your preferred presentation style from the Theme Gallery. How to manually make a timeline in Keynote 1. Add a 2D Bubble chart to your slide.
